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                                <h1 id="&#x6253;&#x5370;gcc&#x6267;&#x884C;&#x7684;&#x5B50;&#x547D;&#x4EE4;">&#x6253;&#x5370;gcc&#x6267;&#x884C;&#x7684;&#x5B50;&#x547D;&#x4EE4;</h1>
<h2 id="&#x4F8B;&#x5B50;">&#x4F8B;&#x5B50;</h2>
<pre><code>$ gcc -### foo.c
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.6/lto-wrapper
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion=&apos;Ubuntu/Linaro 4.6.3-1ubuntu5&apos; --with-bugurl=file:///usr/share/doc/gcc-4.6/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.6 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.6 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --enable-plugin --enable-objc-gc --disable-werror --with-arch-32=i686 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) 
COLLECT_GCC_OPTIONS=&apos;-mtune=generic&apos; &apos;-march=x86-64&apos;
 /usr/lib/gcc/x86_64-linux-gnu/4.6/cc1 -quiet -imultilib . -imultiarch x86_64-linux-gnu foo.c -quiet -dumpbase foo.c &quot;-mtune=generic&quot; &quot;-march=x86-64&quot; -auxbase foo -fstack-protector -o /tmp/ccezMraJ.s
COLLECT_GCC_OPTIONS=&apos;-mtune=generic&apos; &apos;-march=x86-64&apos;
 as --64 -o /tmp/cc9Ce7IE.o /tmp/ccezMraJ.s
COMPILER_PATH=/usr/lib/gcc/x86_64-linux-gnu/4.6/:/usr/lib/gcc/x86_64-linux-gnu/4.6/:/usr/lib/gcc/x86_64-linux-gnu/:/usr/lib/gcc/x86_64-linux-gnu/4.6/:/usr/lib/gcc/x86_64-linux-gnu/
LIBRARY_PATH=/home/xmj/install/cap-llvm-3.4/lib/../lib/:/usr/lib/gcc/x86_64-linux-gnu/4.6/:/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/:/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../../lib/:/lib/x86_64-linux-gnu/:/lib/../lib/:/usr/lib/x86_64-linux-gnu/:/usr/lib/../lib/:/home/xmj/install/cap-llvm-3.4/lib/:/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../:/lib/:/usr/lib/
COLLECT_GCC_OPTIONS=&apos;-mtune=generic&apos; &apos;-march=x86-64&apos;
 /usr/lib/gcc/x86_64-linux-gnu/4.6/collect2 &quot;--sysroot=/&quot; --build-id --no-add-needed --as-needed --eh-frame-hdr -m elf_x86_64 &quot;--hash-style=gnu&quot; -dynamic-linker /lib64/ld-linux-x86-64.so.2 -z relro /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crt1.o /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crti.o /usr/lib/gcc/x86_64-linux-gnu/4.6/crtbegin.o -L/home/xmj/install/cap-llvm-3.4/lib/../lib -L/usr/lib/gcc/x86_64-linux-gnu/4.6 -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../../lib -L/lib/x86_64-linux-gnu -L/lib/../lib -L/usr/lib/x86_64-linux-gnu -L/usr/lib/../lib -L/home/xmj/install/cap-llvm-3.4/lib -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../.. /tmp/cc9Ce7IE.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/lib/gcc/x86_64-linux-gnu/4.6/crtend.o /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crtn.o
</code></pre><h2 id="&#x6280;&#x5DE7;">&#x6280;&#x5DE7;</h2>
<p>&#x5982;&#x4E0A;&#x6240;&#x793A;&#xFF0C;&#x4F7F;&#x7528;<code>-###</code>&#x9009;&#x9879;&#x53EF;&#x4EE5;&#x6253;&#x5370;&#x51FA;gcc&#x6240;&#x6267;&#x884C;&#x7684;&#x5404;&#x4E2A;&#x5B50;&#x547D;&#x4EE4;&#xFF0C;&#x5206;&#x522B;&#x4E3A;&#xFF0C;</p>
<p>cc1&#xFF1A;</p>
<pre><code> /usr/lib/gcc/x86_64-linux-gnu/4.6/cc1 -quiet -imultilib . -imultiarch x86_64-linux-gnu foo.c -quiet -dumpbase foo.c &quot;-mtune=generic&quot; &quot;-march=x86-64&quot; -auxbase foo -fstack-protector -o /tmp/ccezMraJ.s
</code></pre><p>as&#xFF1A;</p>
<pre><code> as --64 -o /tmp/cc9Ce7IE.o /tmp/ccezMraJ.s
</code></pre><p>collect2&#xFF1A;</p>
<pre><code> /usr/lib/gcc/x86_64-linux-gnu/4.6/collect2 &quot;--sysroot=/&quot; --build-id --no-add-needed --as-needed --eh-frame-hdr -m elf_x86_64 &quot;--hash-style=gnu&quot; -dynamic-linker /lib64/ld-linux-x86-64.so.2 -z relro /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crt1.o /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crti.o /usr/lib/gcc/x86_64-linux-gnu/4.6/crtbegin.o -L/home/xmj/install/cap-llvm-3.4/lib/../lib -L/usr/lib/gcc/x86_64-linux-gnu/4.6 -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../../../lib -L/lib/x86_64-linux-gnu -L/lib/../lib -L/usr/lib/x86_64-linux-gnu -L/usr/lib/../lib -L/home/xmj/install/cap-llvm-3.4/lib -L/usr/lib/gcc/x86_64-linux-gnu/4.6/../../.. /tmp/cc9Ce7IE.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/lib/gcc/x86_64-linux-gnu/4.6/crtend.o /usr/lib/gcc/x86_64-linux-gnu/4.6/../../../x86_64-linux-gnu/crtn.o
</code></pre><p>&#x8FD9;&#x4E2A;&#x8DDF;&#x4F7F;&#x7528;<code>-v</code>&#x6240;&#x663E;&#x793A;&#x7684;&#x5185;&#x5BB9;&#x5DEE;&#x4E0D;&#x591A;&#xFF0C;&#x533A;&#x522B;&#x5728;&#x4E8E;&#x4F7F;&#x7528;<code>-###</code>&#x662F;&#x53EA;&#x6253;&#x5370;&#xFF0C;&#x4E0D;&#x5B9E;&#x9645;&#x6267;&#x884C;&#x5177;&#x4F53;&#x7684;&#x547D;&#x4EE4;&#x3002;&#x624B;&#x518C;&#x91CC;&#x63D0;&#x5230;&#xFF0C;&#x5B83;&#x7684;&#x4E00;&#x79CD;&#x7528;&#x6CD5;&#xFF0C;&#x5C31;&#x662F;&#x5728;&#x811A;&#x672C;&#x91CC;&#x4F7F;&#x7528;&#x8FD9;&#x4E2A;&#x9009;&#x9879;&#xFF0C;&#x6765;&#x83B7;&#x5F97;gcc&#x6240;&#x8C03;&#x7528;&#x7684;&#x5404;&#x4E2A;&#x5B50;&#x547D;&#x4EE4;&#x884C;&#x3002;</p>
<p>&#x8BE6;&#x60C5;&#x53C2;&#x89C1;<a href="https://gcc.gnu.org/onlinedocs/gcc/Overall-Options.html#Overall-Options" target="_blank">gcc&#x624B;&#x518C;</a></p>
<h2 id="&#x8D21;&#x732E;&#x8005;">&#x8D21;&#x732E;&#x8005;</h2>
<p>xmj</p>
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